If an M:N relationship is mandatory on one side and optional on the other side, and if both relations resulting from the entities involved in the relationship each have 3 records, then the resulting bridge relation cannot have less than ____0____ records.

this is a problem under ER model

8 0

4 years ago

In order for a person to recognize needs that are not being met and make a career out of fulfilling unmet needs, that person mus

horrorfan [7]

The answer is b. <span> sight and foresight</span>

3 0

3 years ago

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Here is a question if you want to answer

Serjik [45]

Answer: I believe A